The Ross Vertical Blender is designed for reliable and gentle mixing of friable solids, abrasive materials, and shear-sensitive products.    It consists of a low-speed auger that orbits the periphery of a conical vessel while gently lifting material upward. The thorough agitation allows product from the top portions of the batch to cascade to the bottom while blending with material being drawn upwards by the auger. The steep-angled vessel allows efficient blending of batches as small as ...